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Technical Data Sheet
GS55251 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The HANDSET is a the manufacturer industrial component. Key specifications include power_source: BATTERY, impedance_rating: 40.0 OHMS NOMINAL, special_features: HANDSET INCLUDES A PUSH TO TALK SWITCH AND A CORD ASSEMBLY; USED WITH THE TA-312/PT FIELD TELEPHONE SET, earphone_element_type: MAGNETIC, end_item_identification: TYPE NO. TA-43/PT, microphone_element_type: CARBON.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5965-00-669-9145, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
GS55251
NSN: 5965-00-669-9145
FSC: 5965
CAGE: 64959 — AMERICAN TELEPHONE AND TELEGRAPH CO (USA)
SPECIFICATIONS
power_sourceBATTERY
impedance_rating40.0 OHMS NOMINAL
special_featuresHANDSET INCLUDES A PUSH TO TALK SWITCH AND A CORD ASSEMBLY; USED WITH THE TA-312/PT FIELD TELEPHONE SET
conductor_quantity7
earphone_element_typeMAGNETIC
end_item_identificationTYPE NO. TA-43/PT
microphone_element_typeCARBON
operating_current_rating125.0 MILLIAMPERES NOMINAL
earphone_impedance_rating150.0 OHMS NOMINAL
nondefinitive_spec/std_dataH-60/PT TYPE
criticality_code_justificationFEAT
individual_connector_termination_typeLUG
NSN5965-00-669-9145
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HANDSET TITLE COMPONENT PN GS55251 MFR HANDSET
KEY FEATURES
IMPEDANCE RATING: 40.0 OHMS NOMINAL
OPERATING CURRENT RATING: 125.0 MILLIAMPERES NOMINAL
MICROPHONE ELEMENT TYPE: CARBON
INDIVIDUAL CONNECTOR TERMINATION TYPE: LUG
EARPHONE ELEMENT TYPE: MAGNETIC
EARPHONE IMPEDANCE RATING: 150.0 OHMS NOMINAL
CONDUCTOR QUANTITY: 7
NONDEFINITIVE SPEC/STD DATA: H-60/PT TYPE
TECHNICAL CHARACTERISTICS (FLIS)
IMPEDANCE RATING40.0 OHMS NOMINAL
OPERATING CURRENT RATING125.0 MILLIAMPERES NOMINAL
MICROPHONE ELEMENT TYPECARBON
INDIVIDUAL CONNECTOR TERMINATION TYPELUG
EARPHONE ELEMENT TYPEMAGNETIC
EARPHONE IMPEDANCE RATING150.0 OHMS NOMINAL
CONDUCTOR QUANTITY7
NONDEFINITIVE SPEC/STD DATAH-60/PT TYPE
CRITICALITY CODE JUSTIFICATIONFEAT
POWER SOURCEBATTERY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
H-165/UInterchangeable
interchangeable cross-reference
interchangeable
MIL-H-11996Interchangeable
interchangeable cross-reference
interchangeable
TA235PTInterchangeable
interchangeable cross-reference
interchangeable
SM-C-208021Interchangeable
interchangeable cross-reference
interchangeable
10099Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-11996/2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is GS55251?
GS55251 is a HANDSET.
What parts can replace GS55251?
There are 15 known substitutes for GS55251: H-165/U, MIL-H-11996, TA235PT and 12 more. Substitute compatibility should be verified for your specific system.
Is GS55251 still available?
GS55251 is currently cancelled.
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